Question
Ken and Opal started driving at 11.47 a.m. from City N and headed towards City P which was 252 km away. Ken took 4 hours to complete his journey. Opal's average speed was 7 km/h faster than Ken's. At what time did Opal arrive at City P?
3 m

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Ken and Opal started driving at 11.47 a.m. from City N and headed towards City P which was 252 km away. Ken took 4 hours to complete his journey. Opal's average speed was 7 km/h faster than Ken's. At what time did Opal arrive at City P?